Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 341 [Rate centres in NPA 341] [Dial plan for NPA 341]

NXX: 244

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
341-244 A Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-03-15   
341-244 0 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-04-04   
341-244 5 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-07-27   
341-244 6 Oakland: Trinidad DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-07-27   
341-244 7 Oakland: Trinidad DA CA OKLDCA03XKY  624H ONVOY SPECTRUM, LLC 722   2024-08-18   
341-244 8 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-03-15   
341-244 9 Oakland: Trinidad DA CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2024-03-15   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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